%0 Journal Article %T The Impact of Instructional Methods on Critical Thinking: A Comparison of Problem-Based Learning and Conventional Approach in Engineering Education %A Alias Masek %A Sulaiman Yamin %J ISRN Education %D 2012 %I Hindawi Publishing Corporation %R 10.5402/2012/759241 %U http://dx.doi.org/10.5402/2012/759241